From d5087119c63ce8820c564e392ddb8e3c1865855e Mon Sep 17 00:00:00 2001
From: Rok Garbas <rok@garbas.si>
Date: Fri, 5 Jun 2015 15:49:11 +0200
Subject: [PATCH] cygwin: remove kerberos from builsInputs for serf

---
 pkgs/development/libraries/serf/default.nix | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/pkgs/development/libraries/serf/default.nix b/pkgs/development/libraries/serf/default.nix
index df8749622be..580460d5fc0 100644
--- a/pkgs/development/libraries/serf/default.nix
+++ b/pkgs/development/libraries/serf/default.nix
@@ -8,7 +8,9 @@ stdenv.mkDerivation rec {
     sha256 = "1bphz616dv1svc50kkm8xbgyszhg3ni2dqbij99sfvjycr7bgk7c";
   };
 
-  buildInputs = [ apr scons openssl aprutil zlib kerberos pkgconfig ];
+  buildInputs = [ apr scons openssl aprutil zlib ]
+    ++ stdenv.lib.optional (!stdenv.isCygwin) kerberos
+    ++ [ pkgconfig ];
 
   configurePhase = ''
     ${gnused}/bin/sed -e '/^env[.]Append(BUILDERS/ienv.Append(ENV={"PATH":os.environ["PATH"]})' -i SConstruct
@@ -21,7 +23,7 @@ stdenv.mkDerivation rec {
         APU="$(echo "${aprutil}"/bin/*-config)" CC="${
           if stdenv.isDarwin then "clang" else "${stdenv.cc}/bin/gcc"
         }" ${
-          if stdenv.isDarwin then "" else "GSSAPI=\"${kerberos}\""
+          if (stdenv.isDarwin || stdenv.isCygwin) then "" else "GSSAPI=\"${kerberos}\""
         }
   '';